cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A080163 Sum of an infinite series: a(n) = Sum_{k>=0} ((k+1)*(k+2))^n/(16*(2^k)).

Table of values

n a(n)
1 1
2 26
3 1636
4 191336
5 35909776
6 9877824416
7 3744949458496
8 1871860519454336
9 1192747133878118656
10 943718459840134969856
11 907745644208033315808256
12 1043182479702092427281524736
13 1411605714773024334343061671936

List of values

[1, 26, 1636, 191336, 35909776, 9877824416, 3744949458496, 1871860519454336, 1192747133878118656, 943718459840134969856, 907745644208033315808256, 1043182479702092427281524736, 1411605714773024334343061671936]